Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK6RIC callsign genealogy
Currently held by Lum Jr, Michael
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KK6RIC's current licensee, walking backwards.
- Combs, Richard LCAgranted 2020-02-20cancelled 2026-01-16
Successor callsigns
Callsigns held now by people who previously held KK6RIC.
- Lum Jr, MichaelCAgranted 2025-01-04
All historical holders
Every license row we've seen with the callsign KK6RIC, oldest first.
- Lum Jr, Michael CA2015-01-15 → cancelled 2015-02-13
- Combs, Richard L CA2026-01-16 active